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Chapter 1 THE AIR AROUND US

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Chapter 1 THE AIR AROUND US. AIR: The invisible, odorless, and tasteless mixture of gases that surrounds Earth. NITOGEN: A colorless, odorless, tasteless gas that makes up about four fifths of the air. OXYGEN: A colorless, odorless, tasteless gas that makes up about one fifth of the air.

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chapter 1 the air around us
Chapter 1THE AIR AROUND US
  • AIR:
    • The invisible, odorless, and tasteless mixture of gases that surrounds Earth.
  • NITOGEN:
    • A colorless, odorless, tasteless gas that makes up about four fifths of the air.
  • OXYGEN:
    • A colorless, odorless, tasteless gas that makes up about one fifth of the air.
  • CARBON DIOXIDE:
    • A colorless, odorless gas.
  • WATER VAPOR:
    • Water that is in the form of a gas.
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ATMOSPHERE:
    • The blanket of air that surrounds Earth, reaching to about 700km above the surface.
  • TROPOSPHERE:
    • The layer of the atmosphere closest to the surface of the Earth.
  • WEATHER:
    • The condition of the atmosphere at a certain place and time.
  • GREENHOUSE EFFECT:
    • The process by which heat from the Sun builds up near Earth’s surface and its trapped by the atmosphere.
  • WIND:
    • The movement of air over Earth’s surface.